CN108998155A - A kind of strong anti-oxidation type lubricating oil and preparation method thereof - Google Patents
A kind of strong anti-oxidation type lubricating oil and preparation method thereof Download PDFInfo
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- CN108998155A CN108998155A CN201810811102.XA CN201810811102A CN108998155A CN 108998155 A CN108998155 A CN 108998155A CN 201810811102 A CN201810811102 A CN 201810811102A CN 108998155 A CN108998155 A CN 108998155A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M167/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
- C10M2201/14—Inorganic compounds or elements as ingredients in lubricant compositions inorganic compounds surface treated with organic compounds
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/022—Ethene
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/024—Propene
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/026—Butene
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/04—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing aromatic monomers, e.g. styrene
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/06—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing conjugated dienes
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/02—Hydroxy compounds
- C10M2207/023—Hydroxy compounds having hydroxy groups bound to carbon atoms of six-membered aromatic rings
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/14—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to carbon atoms of six-membered aromatic rings
- C10M2207/144—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to carbon atoms of six-membered aromatic rings containing hydroxy groups
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/28—Esters
- C10M2207/282—Esters of (cyclo)aliphatic oolycarboxylic acids
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
- C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
- C10M2209/084—Acrylate; Methacrylate
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
- C10M2223/04—Phosphate esters
- C10M2223/045—Metal containing thio derivatives
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/02—Unspecified siloxanes; Silicones
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
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- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
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Abstract
The invention discloses a kind of strong anti-oxidation type lubricating oil, the component including following parts by weight: 88-92 parts of base oil;1-8 parts of nano-graphite;Super antioxidant 3-5 parts;9-13 parts of detergent-dispersant additive;2-5 parts of anti-coagulants;3-5 parts of viscosity index improver.The invention also discloses a kind of preparation methods of strong anti-oxidation type lubricating oil, are heated with 80 DEG C of heating temperature to base oil including (1), and stir the base oil while heating with the speed of 20r/min, until base oil is heated to 40 DEG C;(2) it detergent-dispersant additive and super antioxidant are added into the base oil for be heated to 40 DEG C, and are maintained at a temperature of 40 DEG C and are stirred 25-30 minutes with the speed of 10r/min, obtain initial adjustment base oil.The present invention provides a kind of strong anti-oxidation type lubricating oil and preparation method thereof, not only improves the ability that lubricating oil prevents chain reaction, and the peroxide also promoted well in lubricating oil decomposes, and then improves the protecting effect and service life of lubricating oil.
Description
Technical field
The invention belongs to mechanical equipment lubricating oil field, in particular to a kind of strong anti-oxidation type lubricating oil and its preparation sides
Method.
Background technique
Lubricating oil refers to, to reduce friction, protection is mechanical on various types vehicle transmission, mechanical equipment, precision instrument
And the fluid lubricant of workpiece, it is mainly used for reducing the friction between moving component surface, while having to machinery equipment and cooling down,
The effects of sealing, anti-corrosion, antirust, insulation, power transmission, cleaning impurity.Lubricating oil is generally by base oil and additive two parts
Composition.Base oil is the main component of lubricating oil, decides that the fundamental property of lubricating oil, additive can then make up and improve basis
The deficiency of oily aspect of performance assigns certain new performances, such as inoxidizability, wearability, pour point depression, is the important set of lubricating oil
At part.
With the use of nano material, the friction self-repair function of lubricating oil is substantially increased, and then is reduced well
Rubbing then has become how improving the anti-of lubricating oil to the maximum problem faced in the influence of component bring and now field
Oxidisability, to extend the service life and using effect of lubricating oil.
Summary of the invention
It is an object of the invention to overcome the above problem, a kind of strong anti-oxidation type lubricating oil and preparation method thereof is provided, no
The ability that lubricating oil prevents chain reaction is only improved, the peroxide also promoted well in lubricating oil decomposes, and then improves
The protecting effect and service life of lubricating oil.
The purpose of the invention is achieved by the following technical solution:
A kind of strong anti-oxidation type lubricating oil, the component including following parts by weight:
The super antioxidant is made of chain cessationer and peroxide decomposer with the weight ratio of 3:2;
Wherein, chain cessationer is by 2,6-di-tert-butyl p-cresol, 4,4- methylene bis-phenol, a- naphthylamines and N, N- bis-
Secondary-butyl-p-phenylenediamine composition, and 2,6-di-tert-butyl p-cresol, 4,4- methylene bis-phenol, a- naphthylamines and N, N- di-sec-butyl pair
The weight ratio of phenylenediamine is 1:3:3.35:2.15;
Peroxide decomposer is by zinc dialkyl dithiophosphate, sulphur phosphine base zinc salt and sulphur phosphorus fourth octyl zinc salt group
At;And the weight ratio of zinc dialkyl dithiophosphate, sulphur phosphine base zinc salt and sulphur phosphorus fourth octyl zinc salt is 1.75:1.1:3.
Preferably, the base oil is lipid base oil.
Preferably, the nano-graphite selects silicon fluoride modified nano graphite.
Preferably, the detergent-dispersant additive is made of alkyl phenate, succinate and salicylate, wherein alkyl phenol
Salt, succinate and salicylic acid weight ratio are 1:1.25:2.35.
Preferably, the anti-coagulants is made of polymethylacrylic acid and polyacrylate, and polymethylacrylic acid and poly-
The weight ratio of acrylate is 11:1.7.
Preferably, the viscosity index improver is total by hy drogenated styrene-diene copolymer, polyisobutene, ethylene, propylene
Polymers and polymethacrylates composition;And hy drogenated styrene-diene copolymer, polyisobutene, ethylene propylene copolymer and poly-
The weight ratio of methacrylate is 7:2:2.35:5.
Preferably, being also added with anti-foaming agent in the lubricating oil, which is organic silicon defoaming agent.
A kind of preparation method of strong anti-oxidation type lubricating oil, comprising the following steps:
(1) base oil is heated with 80 DEG C of heating temperature, and is stirred while heating with the speed of 20r/min
The base oil, until base oil is heated to 40 DEG C;
(2) detergent-dispersant additive and super antioxidant are added into the base oil for be heated to 40 DEG C, and is maintained at 40 DEG C of temperature
Under stirred 25-30 minutes with the speed of 10r/min, obtain initial adjustment base oil;
(3) after the temperature of initial adjustment base oil is reduced to 25-30 DEG C, anti-coagulants is added into initial adjustment base oil and viscosity refers to
Number modifier, and with the speed of 15r/min stirring 10 minutes, obtain compounding base oil;
(4) compounding base oil is heated to 50-55 DEG C, and nano-graphite is added in base oil and with 25-30r/ to compounding
The speed of min stirs 45-55 minutes, and obtains anti-oxidative lubricating oil after object to be mixed cooling.
Preferably, the modulation step of the super antioxidant are as follows:
(1) by 2,6-di-tert-butyl p-cresol, 4,4- methylene bis-phenol, a- naphthylamines and N, N- di-sec-butyl-p-phenyl enediamine
It proportionally mixes, and mixture is heated, keep the speed of 50r/min to be stirred during heating
It mixes, the temperature until mixture rises in 60 DEG C and mixture until each material mixing is uniform, and then obtains chain reaction termination
Agent;
(2) then by zinc dialkyl dithiophosphate, sulphur phosphine base zinc salt and sulphur phosphorus fourth octyl zinc salt proportionally
It mixes, and heats the mixture to 80 DEG C, then the speed of 30r/min is kept to be stirred mixture, until mixed
It closes object to be stirred, and then obtains peroxide decomposer;
(3) after Isodesmic reaction terminator and peroxide decomposer naturally cool to room temperature, then it is mixed in proportion, it is quiet
It sets and mixture is stirred with the speed of 15-18r/min after twenty minutes, obtain super antioxidant after stirring 50 minutes.
Preferably, the detergent-dispersant additive is directly proportionally mixed by alkyl phenate, succinate and salicylate
It is uniformly mixing to obtain after conjunction;Anti-coagulants stirs evenly after directly proportionally being mixed by polymethylacrylic acid and polyacrylate
It arrives;Viscosity index improver is directly by hy drogenated styrene-diene copolymer, polyisobutene, ethylene propylene copolymer and poly- methyl
Acrylate is uniformly mixing to obtain after mixing in proportion.
Compared with prior art, the present invention have the following advantages that and the utility model has the advantages that
(1) super antioxidant of the invention is utilized Multicomponent and cooperates, by the ratio optimization between each component,
The oxidation resistance of product is substantially increased, each substance in lubricating oil is terminated by chain cessationer well and is aoxidized,
Logical peroxide decomposer aoxidizes partial oxide by counter immediately after oxidation simultaneously, further improves product
Oxidation resistance.
(2) product of the invention breaches the fixation thinking in field, creative that a variety of different components are passed through conjunction
The ratio of reason is combined, and is further improved the properties of product, is especially substantially increased the antioxygenic property of product,
So that product can preferably show up prominently on world arena, to be at war with international famous brand.
(3) method of the invention is simple, the process of entire lubricating oil can be completed by the means of mechanization, greatly
The production efficiency for improving product greatly, reduces the consumption of human resources, preferably saves the production capital investment of enterprise, also
The defect rate that can be very good reduction product, further increases the international competitiveness of product.
Specific embodiment
Below with reference to embodiment, the present invention is described in further detail, and embodiments of the present invention are not limited thereto.
Embodiment 1
A kind of strong anti-oxidation type lubricating oil, the component including following parts by weight:
The super antioxidant is made of chain cessationer and peroxide decomposer with the weight ratio of 3:2;
Wherein, chain cessationer is by 2,6-di-tert-butyl p-cresol, 4,4- methylene bis-phenol, a- naphthylamines and N, N- bis-
Secondary-butyl-p-phenylenediamine composition, and 2,6-di-tert-butyl p-cresol, 4,4- methylene bis-phenol, a- naphthylamines and N, N- di-sec-butyl pair
The weight ratio of phenylenediamine is 1:3:3.35:2.15;
Peroxide decomposer is by zinc dialkyl dithiophosphate, sulphur phosphine base zinc salt and sulphur phosphorus fourth octyl zinc salt group
At;And the weight ratio of zinc dialkyl dithiophosphate, sulphur phosphine base zinc salt and sulphur phosphorus fourth octyl zinc salt is 1.75:1.1:3.
The base oil is lipid base oil.
The nano-graphite selects silicon fluoride modified nano graphite.
The detergent-dispersant additive is made of alkyl phenate, succinate and salicylate, wherein alkyl phenate, succinic acid
Ester and salicylic acid weight ratio are 1:1.25:2.35.
The anti-coagulants is made of polymethylacrylic acid and polyacrylate, and polymethylacrylic acid and polyacrylate
Weight ratio is 11:1.7.
The viscosity index improver by hy drogenated styrene-diene copolymer, polyisobutene, ethylene propylene copolymer and
Polymethacrylates composition;And hy drogenated styrene-diene copolymer, polyisobutene, ethylene propylene copolymer and polymethyl
The weight ratio of acid esters is 7:2:2.35:5.
Preferably, being also added with anti-foaming agent in the lubricating oil, which is organic silicon defoaming agent.
Embodiment 2
The difference between the present embodiment and Embodiment 1 is only that the parts by weight of its component are different, following weight is specifically included
The component of number:
Embodiment 3
The present embodiment only difference is that the parts by weight of its component are different from embodiment 1,2, specifically include following heavy
Measure the component of number:
Embodiment 4
A kind of preparation method of strong anti-oxidation type lubricating oil, comprising the following steps:
(1) base oil is heated with 80 DEG C of heating temperature, and is stirred while heating with the speed of 20r/min
The base oil, until base oil is heated to 40 DEG C;
(2) detergent-dispersant additive and super antioxidant are added into the base oil for be heated to 40 DEG C, and is maintained at 40 DEG C of temperature
Under stirred 25-30 minutes with the speed of 10r/min, obtain initial adjustment base oil;
(3) after the temperature of initial adjustment base oil is reduced to 25-30 DEG C, anti-coagulants is added into initial adjustment base oil and viscosity refers to
Number modifier, and with the speed of 15r/min stirring 10 minutes, obtain compounding base oil;
(4) compounding base oil is heated to 50-55 DEG C, and nano-graphite is added in base oil and with 25-30r/ to compounding
The speed of min stirs 45-55 minutes, and obtains anti-oxidative lubricating oil after object to be mixed cooling.
During processing, it is only necessary to time and temperature range be controlled in above-mentioned range, then will not influence production
The final effect of product.
Wherein, the modulation step of the super antioxidant are as follows:
(1) by 2,6-di-tert-butyl p-cresol, 4,4- methylene bis-phenol, a- naphthylamines and N, N- di-sec-butyl-p-phenyl enediamine
It proportionally mixes, and mixture is heated, keep the speed of 50r/min to be stirred during heating
It mixes, the temperature until mixture rises in 60 DEG C and mixture until each material mixing is uniform, and then obtains chain reaction termination
Agent;
(2) then by zinc dialkyl dithiophosphate, sulphur phosphine base zinc salt and sulphur phosphorus fourth octyl zinc salt proportionally
It mixes, and heats the mixture to 80 DEG C, then the speed of 30r/min is kept to be stirred mixture, until mixed
It closes object to be stirred, and then obtains peroxide decomposer;
(3) after Isodesmic reaction terminator and peroxide decomposer naturally cool to room temperature, then it is mixed in proportion, it is quiet
It sets and mixture is stirred with the speed of 15-18r/min after twenty minutes, obtain super antioxidant after stirring 50 minutes.
The detergent-dispersant additive stirs equal after directly proportionally being mixed by alkyl phenate, succinate and salicylate
It is even to obtain;Anti-coagulants is uniformly mixing to obtain after directly proportionally being mixed by polymethylacrylic acid and polyacrylate;Viscosity refers to
Number modifier is directly by hy drogenated styrene-diene copolymer, polyisobutene, ethylene propylene copolymer and polymethacrylates
It is uniformly mixing to obtain after mixing in proportion.
The configuration process of above-mentioned detergent-dispersant additive, anti-coagulants and viscosity index improver under room temperature differential pressure into
Row.
The evaluation method and its result of thermogravinletric analysis given below are further to make to effect of the invention
Explanation:
For the application performance of lubricating oil prepared by the overall merit present invention, prepared first by embodiment 4 and real
The corresponding three kinds of lubricating oil of composition by weight in example 1,2,3 is applied, and is selected in the fully synthetic machine oil of shell Heineken free from worldly cares on the market
Super limited edition lubricating oil as a comparison case 1 selects No. 1 lubricating oil of Mobil as a comparison case 2, and above-mentioned five kinds of lubricating oil is carried out pair
Than experiment, the test of its high-temperature oxidation resistance is completed.
High-temperature oxidation resistance is measured by Pressurized Differential scanning calorimetric test (PDSC), and test exists
It is carried out on 7 Series Thermal Analysis instrument of Perkinelmer, oxidation characteristic of lubricating oils is evaluated using static method, set temperature is
200 DEG C, 220 DEG C and 240 DEG C, oil ageing stability is evaluated by the time of measurement oil product generation oxidation reaction,
The time is known as oxidation induction period.
Specific experiment data are as shown in table 1 below:
Table 1
According to 1 content of table it is known that the antioxidant effect of the product of the application is much higher by similar highly sophisticated products, energy
Enough popularizations and use for promoting product well, greatly improve competitiveness of the Chinese Lubricating Oil on world's platform.
As described above, the present invention can be realized well.
Claims (10)
1. a kind of strong anti-oxidation type lubricating oil, it is characterised in that: the component including following parts by weight:
The super antioxidant is made of chain cessationer and peroxide decomposer with the weight ratio of 3:2;
Wherein, chain cessationer is by 2,6-di-tert-butyl p-cresol, 4,4- methylene bis-phenol, a- naphthylamines and N, N- di-secondary fourth
Base p-phenylenediamine composition, and 2,6-di-tert-butyl p-cresol, 4,4- methylene bis-phenol, a- naphthylamines and N, N- di-sec-butyl are to benzene two
The weight ratio of amine is 1:3:3.35:2.15;
Peroxide decomposer is made of zinc dialkyl dithiophosphate, sulphur phosphine base zinc salt and sulphur phosphorus fourth octyl zinc salt;
And the weight ratio of zinc dialkyl dithiophosphate, sulphur phosphine base zinc salt and sulphur phosphorus fourth octyl zinc salt is 1.75:1.1:3.
2. a kind of strong anti-oxidation type lubricating oil according to claim 1, it is characterised in that: the base oil is lipid basis
Oil.
3. a kind of strong anti-oxidation type lubricating oil according to claim 2, it is characterised in that: the nano-graphite selects fluorine silicon
Alkane modified nano graphite.
4. a kind of strong anti-oxidation type lubricating oil according to claim 3, it is characterised in that: the detergent-dispersant additive is by alkyl
Phenates, succinate and salicylate composition, wherein alkyl phenate, succinate and salicylic acid weight ratio are 1:1.25:
2.35。
5. a kind of strong anti-oxidation type lubricating oil according to claim 4, it is characterised in that: the anti-coagulants is by poly- methyl-prop
Olefin(e) acid and polyacrylate composition, and the weight ratio of polymethylacrylic acid and polyacrylate is 11:1.7.
6. a kind of strong anti-oxidation type lubricating oil according to claim 5, it is characterised in that: the viscosity index improver by
Hy drogenated styrene-diene copolymer, polyisobutene, ethylene propylene copolymer and polymethacrylates composition;And hydrogenation of benzene second
Alkene diene copolymer, polyisobutene, ethylene propylene copolymer and polymethacrylates weight ratio be 7:2:2.35:5.
7. a kind of strong anti-oxidation type lubricating oil according to claim 6, it is characterised in that: be also added in the lubricating oil
Anti-foaming agent, the anti-foaming agent are organic silicon defoaming agent.
8. a kind of preparation method of strong anti-oxidation type lubricating oil described in claim 1-7 any one, it is characterised in that: including
Following steps:
(1) base oil is heated with 80 DEG C of heating temperature, and the base is stirred with the speed of 20r/min while heating
Plinth oil, until base oil is heated to 40 DEG C;
(2) detergent-dispersant additive and super antioxidant are added into the base oil for be heated to 40 DEG C, and be maintained at a temperature of 40 DEG C with
The speed of 10r/min stirs 25-30 minutes, obtains initial adjustment base oil;
(3) after the temperature of initial adjustment base oil is reduced to 25-30 DEG C, anti-coagulants is added into initial adjustment base oil and viscosity index (VI) changes
Into agent, and with the speed of 15r/min stirring 10 minutes, compounding base oil is obtained;
(4) compounding base oil is heated to 50-55 DEG C, and nano-graphite is added in base oil and with 25-30r/min's to compounding
Speed stirs 45-55 minutes, and obtains anti-oxidative lubricating oil after object to be mixed cooling.
9. a kind of preparation method of strong anti-oxidation type lubricating oil according to claim 8, it is characterised in that: the super antioxygen
The modulation step of agent are as follows:
(1) by 2,6-di-tert-butyl p-cresol, 4,4- methylene bis-phenol, a- naphthylamines and N, N- di-sec-butyl-p-phenyl enediamine according to
Ratio mixes, and heats to mixture, keeps the speed of 50r/min to be stirred during heating, directly
It rises in 60 DEG C and mixture until each material mixing is uniform to the temperature of mixture, and then obtains chain cessationer;
(2) then zinc dialkyl dithiophosphate, sulphur phosphine base zinc salt and sulphur phosphorus fourth octyl zinc salt are proportionally mixed
Together, and 80 DEG C are heated the mixture to, then the speed of 30r/min is kept to be stirred mixture, until mixture
It is stirred, and then obtains peroxide decomposer;
(3) after Isodesmic reaction terminator and peroxide decomposer naturally cool to room temperature, then it is mixed in proportion, stands 20
Mixture is stirred with the speed of 15-18r/min after minute, obtains super antioxidant after stirring 50 minutes.
10. a kind of preparation method of strong anti-oxidation type lubricating oil according to claim 9, it is characterised in that: described peace and quiet
Dispersing agent is uniformly mixing to obtain after directly proportionally being mixed by alkyl phenate, succinate and salicylate;Anti-coagulants is straight
It connects and is uniformly mixing to obtain after proportionally being mixed by polymethylacrylic acid and polyacrylate;Viscosity index improver is directly by hydrogen
Change after styrene diene copolymer, polyisobutene, ethylene propylene copolymer and polymethacrylates mix in proportion and stirs
Uniformly obtain.
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CN114606045A (en) * | 2022-03-26 | 2022-06-10 | 王富 | Lubricating oil and preparation method thereof |
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Cited By (4)
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CN109797024A (en) * | 2019-01-25 | 2019-05-24 | 张名雄 | Modifier of combinatorial lubricating oil and preparation method thereof |
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